Network Engineer – TS/SCI
Fort Meade, MD | Critical Air Force ISR Mission | Leidos
Advance your career on one of the nation’s most important ISR programs. Leidos is seeking a Network Engineer to support complex, classified network operations at Fort Meade. If you thrive in high‑tempo environments and want to tackle real national‑security challenges, this role puts you at the center of the mission.
What You’ll Do
- Manage and secure LAN/WAN environments across SIPR, NIPR, and other classified networks
- Maintain C4I infrastructure, cryptologic equipment, routers, switches, fiber, and network hardware
- Implement security patches, TCNO updates, STIGs, and OS upgrades
- Troubleshoot complex network, VoIP, and interoperability issues
- Support users, leadership, and help desk operations; track and resolve trouble tickets
- Maintain network maps, configurations, backups, and contingency plans
- Investigate malware/unauthorized software and ensure compliance with DoD cyber requirements
- Install, integrate, and test new or modified hardware, software, and network components
Required Qualifications
- Bachelor’s degree and 8+ years of relevant experience. 4+ additional years of related experience OR advanced IAT level III certifications ( CISSP, CASP+, or CCNP ) may be considered in lieu of a degree
- TS/SCI (polygraph required after hire)
- Experience managing classified/unclassified networks, routing/switching, authentication services, and network security
- DoD 8570 IAT Level II (Security+ CE or equivalent)
- Experience applying security patches and TCNO updates
Preferred Qualifications
- Current polygraph
- Cisco/Juniper experience (CCNA, CCNP, JNCIA, JNCIS)
- Experience with SolarWinds, Junos Space, STIGs, Cisco ISE, PowerShell DHCP
- Knowledge of DoD networks, VoIP, VMWare VMCP, and SecureView environments
If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.
Original Posting:April 8, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
Top Skills
What We Do
We Are Leidos For 50 years we have been tackling some of the biggest problems that face our nation and our world. OUR MISSION Through our culture of innovation and history of performance, we develop deep customer trust built on integrity and create enduring solutions that improve our world. Leidos is a science and technology solutions leader working to address some of the world’s toughest challenges in the defense, intelligence, homeland security, civil, and healthcare markets. The company’s 43,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Va., Leidos reported annual revenues of approximately $11.09 billion for the fiscal year ended January 3, 2020. Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®. Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the newly launched Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos. Your most important work is ahead.
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